20342850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12329}}^1$

素因数の和:12355

約数の個数: 48

約数和(自身を含む): 55041120

約数和(自身を除く): 34698270

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12329, 24658, 36987, 61645, 73974, 123290, 135619, 184935, 271238, 308225, 369870, 406857, 616450, 678095, 813714, 924675, 1356190, 1849350, 2034285, 3390475, 4068570, 6780950, 10171425, 20342850]

約数ペア:

[(1, 20342850), (2, 10171425), (3, 6780950), (5, 4068570), (6, 3390475), (10, 2034285), (11, 1849350), (15, 1356190), (22, 924675), (25, 813714), (30, 678095), (33, 616450), (50, 406857), (55, 369870), (66, 308225), (75, 271238), (110, 184935), (150, 135619), (165, 123290), (275, 73974), (330, 61645), (550, 36987), (825, 24658), (1650, 12329)]